Organic Light-Emitting Diodes OLED
Organic Light-Emitting Diodes OLED...
Organic Light-Emitting Diodes OLED...
LED(Light Emitting Diode),发光二极管,是一种固态的半导体器件,它可以直接把电转化为光...
Visible light communications (VLC) is the name given to an optical wireless communication system tha...
大功率照明LED(Light Emitting Diode)是新一代光源,它光转换效率高,也称作绿色光源。由于大功率照明LED本身的伏安特性,大功率LED的开关电源的研究从一开始就遇到了困难。而发展L...
發光二極體(Light Emitting Diode, LED)為半導體發光之固態光源。它成為具省電、輕巧、壽命長、環保(不含汞)等優點之新世代照明光源。目前LED已開始應用於液晶顯示...
近年来,LED(light emitting diode,发光二极管)电子显示屏作为一种高科技产品日益引起人们的重视。它可以实时显示或循环播放文字、图形和图像信息,具有显示方式丰富、观赏性强、显示内容...
A light-emitting diode (LED) is a semiconductor device that emits narrow-spectrum incoherent light...
This application report discusses the design of non-invasive optical plethysmographyalso called as p...
摘要:本水位监测报警器使用5V低压直流电源(也可以用3节5号电池代替)就可以对5~15厘米的水位进行监测,用LED显示和数码管显示水位,并可以对不再此范围内的水位发出报警。主要采用CD4066、74L...
This application report discusses the design of non-invasive optical plethysmography also called as...